L. W.  Rothschild and Jordan, K., ?List of the Sphingidae collected by the late W. Hoffmanns at Allianca, Rio Madeira, Amazonas?, Novitates Zoologicae, vol. 17, pp. 447-455, 1910.

L. W.  Rothschild and Jordan, K., ?A revision of the lepidopterous family Sphingidae?, Novitates Zoologicae (Supplement), vol. 9, pp. i-cxxxv + 1-972, 1903.